Assistant professor Dario Rahelic, MD, PhD, FACE, FRCP Edin. is a specialist of internal medicine, endocrinologist and diabetologist. He is the Head of Department of Endocrinology, Diabetes and Clinical Pharmacology at Dubrava University Hospital, Zagreb, Croatia. Dr. Rahelic served as a Board member and Secretary of IDF Europe in biennium 2015-2017. He is a president of Croatian Society for Diabetes and Metabolic Disorders of Croatian Medical Association, chair of IDF Young Leaders in Diabetes Programme, Executive committee member of Diabetes and Cardiovascular Disease Study Group of EASD, Croatian Endocrine Society, Croatian Society for Obesity and Croatian Society for Endocrine Oncology. Dr. Rahelic published several chapters in croatian and international books. He was invited speaker at many croatian and international conferences. He participates in teaching of students at Faculty of Medicine, Faculty of Food Technology and Biotechnology and Faculty of Pharmacy and Biochemistry. He was visiting scientist at St. Michael's Hospital in Toronto, Canada, Mayo Clinic in Rochester, USA and Motol Clinic, Prague, Czech Republic. Asst.prof. Rahelic is a Fellow of American College of Endocrinology (FACE) and Fellow of Royal College of Physicians of Edinburg (FRCP Edin). He is a visiting professor at Faculty of Medicine at University of Skopje, Macedonia. He received Young Investigator’s award by Diabetes and Nutrition Study Group of EASD, Etzwiller Rising Star Award, Croatian Endocrine Society award, Award for International collaboration by Macedonian Scientific Association of Endocrinologists and IDF Award for outstanding service.